63% buyers of institutions opening or closing positions this quarter
2 more new buyers than exits, ownership fell 24.34 percentage points vs the prior quarter, and no widely-followed fund managers in the top 25.
63% buyers of institutions opening or closing positions this quarter
3.7% institutional ownership
Sandia Investment Management portfolio allocation
Institutional ownership vs Education & Training Services peers
No Form 4 insider transactions on file
Latest positioning in KIDZ across 13F flow, ownership shift, marquee holders, and holder-count growth.
Ranked by reported Q4 2025 13F market value
Share of total reported institutional value in KIDZ held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Harraden Circle Investments, LLC | 242K | $43K | 0.0% | 30.365% | 0.01% |
| 2 | VANGUARD GROUP INC | 199K | $35K | 0.0% | 24.956% | 0.00% |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | 122K | $22K | 0.0% | 15.376% | 0.00% |
| 4 | Limestone Investment Advisors LP | 98K | $17K | β | 12.253% | 0.00% |
| 5 | Sandia Investment Management LP | 90K | $16K | 0.0% | 11.310% | 0.04% |
| 6 | PERISCOPE CAPITAL INC. | 90K | $11K | 0.0% | 11.310% | 0.00% |
| 7 | JANE STREET GROUP, LLC | 50K | $9K | β | 6.289% | 0.00% |
| 8 | BlackRock, Inc. | 43K | $8K | 0.0% | 5.457% | 0.00% |
| 9 | STATE STREET CORP | 43K | $8K | 0.0% | 5.442% | 0.00% |
| 10 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 27K | $5K | β | 3.356% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in KIDZ β a direct measure of their conviction.
Filings activity in KIDZ during Q4 2025, grouped by how each filer changed its position.
No institutions fully exited this quarter.
3 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q4 2025 | 23 | +9.5% | 3.74% | 24.34 pp | $0M | 87% |
| Q3 2025 | 21 | +50% | 28.08% | 29.25 pp | $1M | 51% |
| Q2 2025 | 14 | β | 57.33% | β | $3M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
No recent Form 4 insider transactions on file for KIDZ.
Quick answers to the most common questions about buying KIDZ stock.
Based on Q4 2025 13F filings, institutional ownership of Classover Holdings, Inc. Class B Common Stock stands at 3.7%, held across 23 reporting institutions.
Harraden Circle Investments, LLC is the largest reported institutional holder of KIDZ, with approximately 241,621 shares worth $0.00B as of Q4 2025.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of KIDZ.
Our composite Smart Money Score for KIDZ is 29 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
5 institutions opened new positions in KIDZ during Q4 2025, while 3 fully exited. 1 added to existing positions and 16 trimmed.
KIDZ institutional ownership fell by 24.34 percentage points quarter-over-quarter, with a net change of β holders.
The top 10 institutions account for 92.0% of all reported 13F value in KIDZ, and the top 25 account for 92.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.